iiii iiio iiit iioi iioo iiop iitr iitt ioii ioio ioit iooi iooo iori ioto ipop ippo ippr ippy ipri ipto iri- irio irip iriy irop irri irti irtp itoi itoo itor itri itry itto itty iypt oiii oirt oiry oiti oooo oort oory ootp ooty opii opio opit opo- opor oppi oppo oppy opry opti opto ori- orio orit oro- oror orot oroy orpi orri orro orry orto otit oto- otoo otor otoy otpp otro otry otti otto otyr oyri piip piot pipi pipo pipp pipy piri piro pirr piry piti pito pitr pitt pity piyo poio poop poor poot pop- popi popo popp popt popy pori poro porr port pory poti poto pott poty poyo poyr pppo pppp pptt pri- prii pro- proo prop prot prri prti prtp prtr ptop pyo- pyot pypy pyr- pyri pyro pyry pytt riot ripi ripp ripr ript riri riti rito ritt riyo roio roir roit rooi roop roor root ropo ropy rori roro rort rory roti roto rotr rott roty royt rpii rrrr rttp ryip ryot rytt ryyt tiit tiop tip- tipi tipo tipp tipt tiri tiro tirr tiry titi tito titp titt tiyi tiyo to-y toit toor toot top- topi topo topp topt tori toro torp torr tort tory toti toto totr tott toty toyo toyt tpir tppp tppr tptp tptr tpyo tri- trio trip trit troi troo trop trot troy trpp trtr try- tryo tryp ttop ttoy tttt tyir typ- typo typp typy tyr- tyro tyrr tyti tyto tytt tyty yirr yiti yitp yoit yoop yoot yopo yopy yori yoro yort yory yott yoyo ypir yyyy